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Reading binary file and looping over each byte
...ersions of Python below 2.5. To use it in v 2.5 you'll need to import it:
from __future__ import with_statement
In 2.6 this is not needed.
Python 3
In Python 3, it's a bit different. We will no longer get raw characters from the stream in byte mode but byte objects, thus we need to alter the co...
Sending email with attachments from C#, attachments arrive as Part 1.2 in Thunderbird
...ource: http://www.coding-issues.com/2012/11/sending-email-with-attachments-from-c.html
using System.Net;
using System.Net.Mail;
public void email_send()
{
MailMessage mail = new MailMessage();
SmtpClient SmtpServer = new SmtpClient("smtp.gmail.com");
mail.From = new MailAddress("your m...
Converting datetime.date to UTC timestamp in Python
...
If d = date(2011, 1, 1) is in UTC:
>>> from datetime import datetime, date
>>> import calendar
>>> timestamp1 = calendar.timegm(d.timetuple())
>>> datetime.utcfromtimestamp(timestamp1)
datetime.datetime(2011, 1, 1, 0, 0)
If d is in loc...
How do I run a program with a different working directory from current, from Linux shell?
... Linux shell , how do I start a program with a different working directory from the current working directory?
11 Answers
...
How to join two generators in Python?
...
See @andrew-pate anser for itertools.chain.from_iterable() reference to return a types.GeneratorType instance.
– gkedge
Sep 9 at 13:13
...
Loading/Downloading image from URL on Swift
I'd like to load an image from a URL in my application, so I first tried with Objective-C and it worked, however, with Swift, I've a compilation error:
...
Migrating from JSF 1.2 to JSF 2.0
...witch, at least the following steps should be done:
Remove JSF 1.2 JAR's from /WEB-INF/lib (if any).
Drop JSF 2.0 JAR's in /WEB-INF/lib (if JSF 1.2 was servletcontainer-supplied, you might want to change the classloading policy to load webapp libraries first before servletcontainer libraries, see ...
How to generate a Dockerfile from an image?
Is it possible to generate a Dockerfile from an image? I want to know for two reasons:
8 Answers
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Importing modules from parent folder
...
You could use relative imports (python >= 2.5):
from ... import nib
(What’s New in Python 2.5) PEP 328: Absolute and Relative Imports
EDIT: added another dot '.' to go up two packages
share
...
What are “named tuples” in Python?
...This leads to code like the following:
pt1 = (1.0, 5.0)
pt2 = (2.5, 1.5)
from math import sqrt
line_length = sqrt((pt1[0]-pt2[0])**2 + (pt1[1]-pt2[1])**2)
Using a named tuple it becomes more readable:
from collections import namedtuple
Point = namedtuple('Point', 'x y')
pt1 = Point(1.0, 5.0)
pt...